39579

2,5-Dimethyl-1,4-benzoquinone

≥98.0%

• Synonyme(s) : 2,5-Dimethyl-2,5-cyclohexadiene-1,4-dione, 2,5-Dimethyl-p-benzoquinone, 2,5-Dimethyl-p-quinone, 2,5-Dimethylbenzoquinone, 2,5-Xyloquinone, 3,6-Dimethyl-p-benzoquinone
• Formule empirique (notation de Hill): C₈H₈O₂
• Numéro CAS: 137-18-8
• Poids moléculaire : 136.15
• Beilstein: 2041348
• Numéro CE : 205-283-6
• Numéro MDL: MFCD00041737
• Code UNSPSC : 12352100
• ID de substance PubChem : 57649863
• Nomenclature NACRES : NA.22

Propriétés

• Essai: ≥98.0%
• Pf: 123-125 °C
• Solubilité: toluene: soluble 0.5 g/10 mL, clear to faintly turbid, yellow to brown
• Groupe fonctionnel: ketone
• Chaîne SMILES: CC1=CC(=O)C(C)=CC1=O
• InChI: 1S/C8H8O2/c1-5-3-8(10)6(2)4-7(5)9/h3-4H,1-2H3
• Clé InChI: MYKLQMNSFPAPLZ-UHFFFAOYSA-N

Description

Description générale

2,5-Dimethyl-1,4-benzoquinone is a quinone derivative. Its reaction with jack bean urease in phosphate buffer, pH 7.8 has been studied.[1] It is present as one of the component of defensive secretion of opilionid Acanthopachylus aculeatus.[2] It has been investigated as inhibitor of jack bean urease in 50mM phosphate buffer, pH 7.0.[3]

Application

2,5-Dimethyl-1,4-benzoquinone may be used in a key step involved in the total synthesis of (−)-cyathin A₃.[4]

Informations sur la sécurité

• Pictogrammes: GHS06
• Mention d'avertissement: Danger
• Mentions de danger: H301,H315,H319,H335
• Conseils de prudence: P301 + P310 + P330 - P302 + P352 - P305 + P351 + P338
• Classification des risques: Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Organes cibles: Respiratory system
• Code de la classe de stockage: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: dust mask type N95 (US), Eyeshields, Faceshields, Gloves